Description :

1: Standard 3.0 Bluetooth solution
2: Effective distance 10 meters
3: Standby time: 100 days
4: Continuous working time: 70 hours
5: Charging time: 4-5 hours
6: Lithium battery capacity: 200mha
7: Lithium battery life: 3 years
8: Button life: 500 million times
9: Available colors: Black Gold Rose Gold

* quiet keystrokes, waterproof and dustproof
* Lightweight, compact, easy to carry and handle.